Nissan Juke Service and Repair Manual : U1010 control unit (can)
Description
Initial diagnosis of A/C auto amp.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF-DIAGNOSIS
With CONSULT-III
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” mode of “PTC HEATER” using CONSULT-.III 3. Check DTC.
Is DTC detected? YES >> Refer to HAC-276, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.REPLACE PTC HEATER CONTROL UNIT
Replace PTC heater control unit.
>> INSPECTION END
U1000 can comm circuit
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and exce ...
B257B, B257C ambient sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to HAC-
275, "DTC Logic".
• If DTC is displaye ...
Other materials:
P0300, P0301, P0302, P0303, P0304 misfire
DTC Logic
DTC DETECTION LOGIC
When a misfire occurs, engine speed will fluctuate. If the engine speed
fluctuates enough to cause the crankshaft
position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is
occurring.
The misfire detection logic consists of the following t ...
L terminal circuit (short)
Description
The “L” terminal circuit controls the charge warning lamp. The charge warning
lamp illuminates when the ignition
switch is set to ON or START. When the alternator is providing sufficient
voltage with the engine running,
the charge warning lamp will go off. If the charge warning la ...
Symptom diagnosis
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any of
the cu ...
